Cases for musical instruments; Collapsible guitar stand and seat combination; Electric guitars; Electronic practice mutes for musical instruments; End pins for stringed instruments; Fingerboards for stringed musical instruments; Guitar accessories, namely, guitar slides; Guitar armrests; Guitar bridges; Guitar parts, namely, digitech,guitar Pins; Guitar pedals; Guitar playing assistance devices, namely, a sliding clamp-like structure positioned onto the guitar neck to form and sound guitar ch...